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Canadian application, no grantCanada

Expression vectors and cell lines expressing vascular endothelial growth factor d, and method of treating melanomas

CA 2315977 A1 · Owner: Alitalo, Kari · Inventors: Alitalo, Kari; Stacker, Steven Alan; Achen, Marc G.

CIPO record

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Abstract From the Canadian patent

This invention relates to expression vectors comprising VEGF-D and its biologically active derivatives, cell lines stably expressing VEGF-D and its biologically active derivatives, and to a method of making a polypeptide using these expression vectors and host cells. The invention also relates to a method for treating and alleviating melanomas or tumors expressing VEGF-D and various diseases.

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed December 23, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 23, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 23, 2020.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 23, 1998
GrantedNo grant recorded
Term endedDecember 23, 2018
Patent numberCA 2315977 A1
Classification (IPC)A61K38/18 +2 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedDec 23, 1998Term endedDec 23, 2018

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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.